Signal Gain Measuring Instrument
This device precisely measures amplification or attenuation of signals in telecom transmission lines and equipment. Classified under HTS 9030.40.00.00 for its special design for telecommunications applications like fiber optic and radio networks.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If designed for multimeters or general waveform analysis
Multimeters and similar general electrical instruments go to 9030.31, excluding telecom special design.
If when integrated into communication apparatus as built-in test equipment
Machines for reception/transmission of telecom signals with integral meters classify in 8517.
If for non-electrical measuring instruments in lab settings
Other measuring instruments not electrical or telecom-specific fall under 9031.80.
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Import Tips & Compliance
• Provide evidence of telecom-specific calibration standards (e.g
• ANSI T1) in import declarations
• Label with exact frequency range and modulation types to confirm telecom purpose
• Avoid misclassification by distinguishing from general multimeters (9028.30)
Related Products under HTS 9030.40.00.00
Optical Time Domain Reflectometer
OTDRs analyze fiber optic cables by sending light pulses and measuring reflections to detect faults and losses. Classified in HTS 9030.40.00.00 for telecom fiber infrastructure testing.
Echo Canceller Test Set
Test sets evaluate echo cancellation performance in VoIP and telephony systems by injecting and measuring echoes. Specially designed for telecom under HTS 9030.40.00.00.
Jitter Measurement Instrument
Measures timing variations (jitter) in clock and data signals for synchronous telecom networks. HTS 9030.40.00.00 for telecom timing analysis tools.
Power Meter for Telecom Signals
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Protocol Analyzer for Telecom
Captures and decodes telecom protocols like SS7, Diameter for network diagnostics. HTS 9030.40.00.00 as telecom signal checking apparatus.
Return Loss Meter
Measures signal reflection (return loss) in telecom cables and components for impedance matching. Specially for telecom under HTS 9030.40.00.00.